000 00309nam a2200121Ia 4500
008 211209s1961 xx 000 0 und d
041 _aeng
082 _a604.2 N61 LES
100 _aLESENS A S
245 _aGRAPHICS IN ENGINEERING AND SCIENCE
260 _aNEW YORK
_bJOHN WILLEY AND SONS
_c1961
300 _a704
999 _c3335
_d3335